Answered

It is a muscle regulator so that gastric juice will not backflow to the esophagus.

Sagot :

ChildeLautnerviz

Answer:

  • In normal digestion, a specialized ring of muscle at the bottom of the esophagus called the lower esophageal sphincter (LES) opens to allow food to pass into the stomach and then quickly closes to prevent backflow into the esophagus.

#hope it helps!